Wolfrum; Gerhard

Patent Applications and Registrations

Patent applications and USPTO patent grants for Wolfrum; Gerhard.The latest application filed is for "unbalance arrangement for a compactor roller of a soil compactor".

Company Profile

1.10.2

Wolfrum; Gerhard - Waldershof DE
Wolfrum; Gerhard - Leverkusen DE
Wolfrum; Gerhard - Opladen DT
Wolfrum; Gerhard - Bergisch-Neukirchen DT

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Soil-processing roller Grant 11,162,231 - Wolfrum November 2, 2	2021-11-02
Unbalance Arrangement For A Compactor Roller Of A Soil Compactor App 20210332548 - Wolfrum; Gerhard ; et al.	2021-10-28
Soil-Processing Roller App 20200190751 - Wolfrum; Gerhard	2020-06-18
4-alkyl-2-trifluoromethylanilines Grant 4,749,813 - Marhold , et al. June 7, 1	1988-06-07
Composition and test device for determining the presence of leukocytes containing a zwitterion coupling agent Grant 4,637,979 - Skjold , et al. January 20, 1	1987-01-20
Monoazo pyridinol dyes chelated or capable of being chelated with metal ions and their use for image production Grant 4,521,506 - Stolzenburg , et al. June 4, 1	1985-06-04
Photographic recording material with metal complexable, heterocyclic azo dye Grant 4,396,710 - Bergthaller , et al. August 2, 1	1983-08-02
Water-soluble phenylazoaminonaphthol sulphonic acid dyestuffs Grant 4,218,373 - Wolfrum , et al. August 19, 1	1980-08-19
Process for coloring polyurethane foams Grant 4,132,840 - Hugl , et al. January 2, 1	1979-01-02
Acylamino quinophthalone compounds Grant 4,088,651 - Kalz , et al. May 9, 1	1978-05-09
Monoazo dyestuffs containing an N-.beta.-1,2,3-triazolylethyl anilino coupling component Grant 4,013,631 - Wolfrum , et al. March 22, 1	1977-03-22
Phenyl-azo-indole compounds Grant 3,925,350 - Wolfrum , et al. December 9, 1	1975-12-09

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